Lower Parts Kits

Enhance your rifle build with the CMMG Lower Parts Kit MK3, CA Compliant 38CA68E. This kit is specifically designed to ensure compliance with California regulations while providing high-quality components for your firearm. The kit includes essential...

Ready to build your dream .308 Winchester AR? Start with the CMMG Lower Parts Kit, Mk3 (38CA61A). This gun builder's kit from CMMG provides all the essential components you need to complete your lower receiver, excluding the grip and fire control group,...

Mission First Tactical, E-VOLV Enhanced Mag Release, Black Finish Allows for an enlarged contact surface on an AR15 for quick magazine changes. Simple bolt-on installation, no gunsmithing required. Constructed from aviation grade aluminum...

CMMG .308 Lower Parts Kit MK3 (Black Finish) Upgrade your AR-10 build with the high-quality CMMG .308 Lower Parts Kit MK3. This comprehensive kit includes all the essential components you need to complete your lower receiver assembly, ensuring reliable...